package com.ddone.service;

import com.ddone.bean.User;

import java.util.List;

/**
 * @author ddone
 * @date 2024/3/25-16:52
 */
public interface UserService {

    List<User> findAll();

    User findUserById(Integer id);

    void save(User user);

    void update(User user);

    void delete(Integer id);

}
